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Class: ActionDispatch::ContentSecurityPolicy::Middleware

Relationships & Source Files
Inherits: Object
Defined in: actionpack/lib/action_dispatch/http/content_security_policy.rb

Constant Summary

Class Method Summary

Instance Method Summary

Constructor Details

.new(app) ⇒ Middleware

[ GitHub ]

  
# File 'actionpack/lib/action_dispatch/http/content_security_policy.rb', line 12

def initialize(app)
  @app = app
end

Instance Method Details

#call(env)

[ GitHub ]

  
# File 'actionpack/lib/action_dispatch/http/content_security_policy.rb', line 16

def call(env)
  request = ActionDispatch::Request.new env
  _, headers, _ = response = @app.call(env)

  return response if policy_present?(headers)

  if policy = request.content_security_policy
    nonce = request.content_security_policy_nonce
    context = request.controller_instance || request
    headers[header_name(request)] = policy.build(context, nonce)
  end

  response
end